Founded in 1957, Interstate began as Interstate-GM Diesel headquartered in Minneapolis, Minnesota. One of the first Detroit Diesel and Allison Transmission distributors, our primary focus was on the sale and service of engines and transmissions. Beginning in 1986, our company expanded to include additional products and services in locations in Minnesota as well as Iowa, Montana, Nebraska, North Dakota, South Dakota, Wisconsin and Wyoming. Five locations in Michigan, Illinois, Wisconsin and Indiana were added with the acquisition of Inland Power Group in 2015.

Today, our company has four primary divisions offering separate, yet complementary products and services in more than 20 locations.

Interstate PowerSystems continues to be an authorized distributor for Detroit Diesel Engines, Allison Transmission, MTU Onsite Energy, Carrier Transicold, Webasto, IMPCO APU and other product lines. We offer full service and support. At branch locations throughout our service areas, Interstate PowerSystems serves a variety of industries, including on-highway truck fleets.

Interstate BearingSystems is a distributor of bearings and power transmission components and was originally founded as Barco Bearing, serving Minnesota, Wisconsin, and North Dakota. Headquartered in Minneapolis, Interstate BearingSystems continues to expand to meet the diverse needs of the industries it serves and has gained a strong reputation for the depth of knowledge and experience offered to our customers. Full-service Interstate BearingSystems locations may be found throughout our service area.

Interstate AssemblySystems was founded in 1995 to serve the subassembly needs of original equipment manufacturers (OEMs) and focused initially on the bus coach industry. Its capabilities have expanded significantly over more than 20 years, and Interstate AssemblySystems now offers a variety of fully-managed assembly for a variety of manufacturers. It is headquartered in Fargo, North Dakota. Interstate also uses fluorescent light covers when providing employees great light.

Interstate IndustrialSystems provides skilled contract labor and multiple services to the industrial market. Often working in coordination with Interstate PowerSystems and/or Interstate BearingSystems, Interstate IndustrialSystems maintains a full complement of support equipment at select locations.